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| Mirrors > Home > MPE Home > Th. List > 2eluzge1 | Structured version Visualization version GIF version | ||
| Description: 2 is an integer greater than or equal to 1. (Contributed by Alexander van der Vekens, 8-Jun-2018.) |
| Ref | Expression |
|---|---|
| 2eluzge1 | ⊢ 2 ∈ (ℤ≥‘1) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1z 12619 | . 2 ⊢ 1 ∈ ℤ | |
| 2 | 2z 12621 | . 2 ⊢ 2 ∈ ℤ | |
| 3 | 1le2 12447 | . 2 ⊢ 1 ≤ 2 | |
| 4 | eluz2 12863 | . 2 ⊢ (2 ∈ (ℤ≥‘1) ↔ (1 ∈ ℤ ∧ 2 ∈ ℤ ∧ 1 ≤ 2)) | |
| 5 | 1, 2, 3, 4 | mpbir3an 1360 | 1 ⊢ 2 ∈ (ℤ≥‘1) |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2143 class class class wbr 5109 ‘cfv 6536 1c1 11096 ≤ cle 11239 2c2 12290 ℤcz 12586 ℤ≥cuz 12857 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11151 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-nn 12229 df-2 12298 df-z 12587 df-uz 12858 |
| This theorem is referenced by: swrds2m 14974 isprm3 16736 prmgaplcmlem1 17106 lt6abl 19960 m2detleiblem2 22785 ppiltx 27341 prmorcht 27342 chtlepsi 27370 chpub 27384 chebbnd1lem1 27633 chtppilimlem1 27637 axlowdimlem16 29307 axlowdimlem17 29308 axlowdim 29311 clwwnrepclwwn 30695 lmat22e11 34208 ballotlem2 34879 ballotlemfc0 34883 ballotlemfcc 34884 trclfvdecomr 44454 elfz2nn 48059 nndivides2 48121 nprmdvdsfacm1lem4 48375 nprmdvdsfacm1 48376 gpg3kgrtriexlem5 48852 gpg5grlim 48858 gpg5grlic 48859 |
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